Amornchai Trikunakornwong. 2009. Assessment of nicotine exposure and urinary cotinine of tobacco dust exposed workers. Faculty of Public Health, Mahidol University;
Amornchai Trikunakornwong. (2009) Assessment of nicotine exposure and urinary cotinine of tobacco dust exposed workers . Mahidol University/Bangkok.
Amornchai Trikunakornwong. Assessment of nicotine exposure and urinary cotinine of tobacco dust exposed workers. . Bangkok:Mahidol University, 2009.
Amornchai Trikunakornwong. (2009) Assessment of nicotine exposure and urinary cotinine of tobacco dust exposed workers . Mahidol University/Bangkok.